Home / 1,747.56-2,411.27-1,039.64

Finding the Fourth Proportional to 1,747.56, 2,411.27 and 1,039.64

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Solution

The fourth proportional to 1,747.56, 2,411.27 and 1,039.64 is: 1,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.56 : 2,411.27 = 1,039.64 : x
  2. Step 2: Convert to fraction form
    1,747.56/2,411.27 = 1,039.64/x
  3. Step 3: Cross multiply
    1,747.56x = 2,411.27 × 1,039.64
  4. Step 4: Simplify right side
    1,747.56x = 2,506,852.74
  5. Step 5: Solve for x
    x = 2,506,852.74/1,747.56
  6. Step 6: Final answer
    x = 1,434.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.